test: isolate workspace retry from service worker

tests/e2e/test_mobile_home_bootstrap_release.py

@@ -366,7 +366,10 @@ def test_release_artifact_recovers_a_transient_workspace_request_in_place(tmp_pa
     try:
         with release_server(archives[0], tmp_path, fake_url) as origin, sync_playwright() as playwright:
             browser = playwright.chromium.launch(args=["--ignore-certificate-errors"])
-            page = browser.new_page(viewport={"width": 390, "height": 844})
+            context = browser.new_context(
+                viewport={"width": 390, "height": 844}, service_workers="block"
+            )
+            page = context.new_page()
             page.goto(origin + "/", wait_until="networkidle")
 
             def interrupt_once(route):